<template>
<div class="wrapper">
  <swiper :options="swiperOption" v-if="showSwiper">
    <swiper-slide v-for="item in list" :key="item.id" >
        <img class="swiper-img" :src="item.imgUrl">
    </swiper-slide>
    <div class="swiper-pagination" slot="pagination"></div>
  </swiper>
  </div>
</template>
<script>
export default {
  name: "HomeSwiper",
    props: ["list"],
  data(){
      return{
          swiperOption:{
              pagination: '.swiper-pagination',//显示轮播图的小点
              loop: true,//循环轮播
          }    
      }
  },
  computed: {
      showSwiper(){
        return this.list.length
      }

  }

};
</script>
<style lang="stylus" scoped>
.wrapper >>> .swiper-pagination-bullet-active
    background: #fff

.wrapper
    overflow hidden
    width 100%
    height 0
    padding-bottom 31.25%
    .swiper-img 
        width 100%

</style>